Home / 2,077.65-2,867.13-1,133.46

Finding the Fourth Proportional to 2,077.65, 2,867.13 and 1,133.46

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Solution

The fourth proportional to 2,077.65, 2,867.13 and 1,133.46 is: 1,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.65 : 2,867.13 = 1,133.46 : x
  2. Step 2: Convert to fraction form
    2,077.65/2,867.13 = 1,133.46/x
  3. Step 3: Cross multiply
    2,077.65x = 2,867.13 × 1,133.46
  4. Step 4: Simplify right side
    2,077.65x = 3,249,777.17
  5. Step 5: Solve for x
    x = 3,249,777.17/2,077.65
  6. Step 6: Final answer
    x = 1,564.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.